Portal 2 draws from the award-winning formula of innovative gameplay, story, and music that earned the original Portal over 70 industry accolades and created a cult following.

The single-player portion of Portal 2 introduces a cast of dynamic new characters, a host of fresh puzzle elements, and a much larger set of devious test chambers. You can now purchase Portal 2 through STEAM for just £14.99 or even buy the two pack, which includes two copies of Portal 2 and you could send one to a friend. It’s priced at just £26.98.